package com.atguigu.yygh.msm.controller;


import com.atguigu.yygh.common.result.Result;
import com.atguigu.yygh.msm.service.MsmService;
import com.atguigu.yygh.msm.utils.RandomUtil;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.util.StringUtils;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import java.util.concurrent.TimeUnit;

@RestController
@RequestMapping("/api/msm")
public class MsmApiController {

    @Autowired
    private MsmService msmService;

    @Autowired
    private RedisTemplate<String,String> redisTemplate;

    // 发送手机验证码
    @GetMapping("send/{phone}")
    public Result sendCode(@PathVariable String phone){

        // 从redis获取验证码,如果获取到,返回ok
        // key 手机号  value 验证码
        String code = redisTemplate.opsForValue().get(phone);
        if(!StringUtils.isEmpty(code)){
            return Result.ok(code);
        }

        // 未从redis获取到验证码,生成验证码
        code = RandomUtil.getSixBitRandom();
        // 调用service方法,通过整合短信服务发送
        boolean isSend = msmService.send(phone,code);
        // 生成的验证码放到redis中,并且设置时间
        if(isSend){

            redisTemplate.opsForValue().set(phone,code,3, TimeUnit.MINUTES);
            return Result.ok();
        }else{
            return Result.fail().message("短信发送失败");
        }
    }
}
